mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-15 01:17:39 +00:00
05f0f269b7
The commit 0dba45864b ("arm: Init the debug UART") calls
debug_uart_init() from crt0.S but it won't work because SOC is not
configured yet. That's why create board_debug_uart_init() which calls
ps7_init() earlier before the first access to UART.
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Link: https://lore.kernel.org/r/18e67e02a0c7190839a1ef3a11f3fd6babcf34cc.1645104518.git.michal.simek@xilinx.com
90 lines
1.4 KiB
C
90 lines
1.4 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* (C) Copyright 2014 - 2017 Xilinx, Inc. Michal Simek
|
|
*/
|
|
#include <common.h>
|
|
#include <debug_uart.h>
|
|
#include <hang.h>
|
|
#include <image.h>
|
|
#include <init.h>
|
|
#include <log.h>
|
|
#include <spl.h>
|
|
|
|
#include <asm/io.h>
|
|
#include <asm/spl.h>
|
|
#include <asm/arch/hardware.h>
|
|
#include <asm/arch/sys_proto.h>
|
|
#include <asm/arch/ps7_init_gpl.h>
|
|
|
|
#if defined(CONFIG_DEBUG_UART_BOARD_INIT)
|
|
void board_debug_uart_init(void)
|
|
{
|
|
ps7_init();
|
|
}
|
|
#endif
|
|
|
|
void board_init_f(ulong dummy)
|
|
{
|
|
#if !defined(CONFIG_DEBUG_UART_BOARD_INIT)
|
|
ps7_init();
|
|
#endif
|
|
|
|
arch_cpu_init();
|
|
}
|
|
|
|
#ifdef CONFIG_SPL_BOARD_INIT
|
|
void spl_board_init(void)
|
|
{
|
|
preloader_console_init();
|
|
#if defined(CONFIG_ARCH_EARLY_INIT_R) && defined(CONFIG_SPL_FPGA)
|
|
arch_early_init_r();
|
|
#endif
|
|
board_init();
|
|
}
|
|
#endif
|
|
|
|
u32 spl_boot_device(void)
|
|
{
|
|
u32 mode;
|
|
|
|
switch ((zynq_slcr_get_boot_mode()) & ZYNQ_BM_MASK) {
|
|
#ifdef CONFIG_SPL_SPI
|
|
case ZYNQ_BM_QSPI:
|
|
mode = BOOT_DEVICE_SPI;
|
|
break;
|
|
#endif
|
|
case ZYNQ_BM_NAND:
|
|
mode = BOOT_DEVICE_NAND;
|
|
break;
|
|
case ZYNQ_BM_NOR:
|
|
mode = BOOT_DEVICE_NOR;
|
|
break;
|
|
#ifdef CONFIG_SPL_MMC
|
|
case ZYNQ_BM_SD:
|
|
mode = BOOT_DEVICE_MMC1;
|
|
break;
|
|
#endif
|
|
case ZYNQ_BM_JTAG:
|
|
mode = BOOT_DEVICE_RAM;
|
|
break;
|
|
default:
|
|
puts("Unsupported boot mode selected\n");
|
|
hang();
|
|
}
|
|
|
|
return mode;
|
|
}
|
|
|
|
#ifdef CONFIG_SPL_OS_BOOT
|
|
int spl_start_uboot(void)
|
|
{
|
|
/* boot linux */
|
|
return 0;
|
|
}
|
|
#endif
|
|
|
|
void spl_board_prepare_for_boot(void)
|
|
{
|
|
ps7_post_config();
|
|
debug("SPL bye\n");
|
|
}
|